Tkachenko Ivan
From Sarov, Russia
EMA: 15990417
Common russian riichi rating (CRR)
Rating date Sept. 3, 2023 (latest changes Sept. 3, 2023).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-09-03 | 56 -> 76 | 395.25 -> 384.71 | |
| 2023-09-01 | 132 -> 56 | 168.93 -> 395.25 | |
| 2021-02-01 | 150 -> 132 | 315.12 -> 168.93 | |
| 2020-02-01 | 150 | 315.12 |